/**
* Executes a query against OrientDB, via the protocolAdapter, specifying
* a $fetchPlan (which is optional) and a $rid to look for.
* Then, it finalizes the hydration result.
*
* @param type $rid
* @param mixed $fetchPlan
* @return object|null
*/
protected function doFind($rid, $fetchPlan = null)
{
$query = new Query(array($rid));
$adapter = $this->getProtocolAdapter();
$execution = $adapter->execute($query->getRaw(), true, $fetchPlan);
if ($execution && $result = $adapter->getResult()) {
$record = is_array($result) ? array_shift($result) : $result;
$result = $this->getMapper()->hydrate($record);
return $this->finalize($result);
}
return null;
}
